This is the 266th most frequent Serbian word.
заштите
"Protection" or "of protection."
The word "заштите" here is used to denote the act of protection, specifically regarding the environment.
Морамо предузети мере заштите животне средине.
We must take measures for the protection of the environment.
In this sentence, "заштите" is used as an imperative verb, instructing someone to protect their information.
Заштите своје приватне информације на интернету.
Protect your private information online.
Here, "заштите" implies providing safety measures or guarding against a danger.